Pasada (Regular Gasoline) Pasada is the most affordable gasoline of Smartfuels, making it a smart choice for the PUV drivers. Just like our other fuels, Pasada also helps protect your car against engine deposit build-up. Econo (Gasoline) Econo is the regular-priced but quality gasoline of Smartfuels. The freshness and cleanliness of this fuel helps prevent your engine to corrode. Econo has the right amount of fuel mixtures which makes it very helpful in achieving maximum combustion... Smart Diesel (Diesel) Pasada Smart is a high quality with ultra low sulfur diesel fuel from Smartfuels. It is guaranteed fresh and clean which helps protect your engine from corrosion. It also contains a combustion improver which helps burn fuel more efficiently and... Supra (Premium Gasoline) Supra is the premium gasoline that Smartfuels is offering. It provides quick engine response, enhanced engine protection and optimal fuel efficiency, which helps your engine to accelerate faster and better. KEROSENE Kerosene is a non-corrosive fuel, which makes it safe to store for a long period of time and thus help protect your engine from corrosion. Kerosene from Smartfuels does not contain diesel, making it as pure and colorless as water.